Insomna

Insomna is an Ice attribute Yo-kai of the Sinister tribe, and the Onnen tribe as of Yo-kai Watch 4. Insomna has pale purple skin with a single red eye accented by a shadow, with pale blue eyes. A single stripe of navy blue crosses his face. She has long white hair that is worn in two large horns on the top of her head, held up by a navy blue ribbon, and wears a navy blue blouse with a gold waistband that connects to a gold sash around her shoulders, and Its lower half is completely navy blue with a golden flame at the end. Insomna thinks it's very boring to sleep. Insomna, being a yokai, has several powers and abilities, the one that stands out the most in the anime is the ability to spirit humans and give them insomnia, she will not leave the spirited person alone until she gets bored. She also, as a yokai, she can evolve and probably can also fuse to gain more power.